Try Pdf Locker Software to encrypt your bulk pdf files. Program is sufficient enough to protect pdf documents with RC4 128-bit, AES 128-bit & AES 256-bit strong encryption strength. You can lock pdf with open password security also to secure content. Any pdf file can be protected with two types of password security, pdf open password and pdf owner password. Pdf owner password is responsible to restrict pdf accessibility like editing of document, printing of pages and copying content on clipboard. Owner password is also known as pdf master password helps in restricting pdf content piracy and duplicating. However pdf file can be opened for reading & viewing purposes. If you want to completely protect pdf document to restrict pdf opening, define pdf user password during pdf encryption. Now if anyone tries to open pdf document, pdf will prompt to type open password. Thus you can secure your document from un-authorized access. Free evaluation copy is available for testing purpose before actual order. Trial version stamps watermark on the pages.

Скачать программу Lock Pdf using AES 256 bit Encryption 2.0.0 можно абсолютно бесплатно без регистрации по прямой ссылке на странице загрузки.